USA Football, the sport's national governing body at the youth and amateur levels, is amending rules for illegal hits and will allow game officials to remove players who show concussion symptoms.
Mr. Campbell and his staff have looked at amending rules concerning freshwater wetlands, flood hazards, water allocations for towns and developments, building near streams and the discharge of wastewater and storm overflows, among other issues.
The 30-day option was introduced in 1997, amending rules that had been in place since 1912, when lengthy observation of animals in isolation was the only reliable way to make sure they did not have rabies.
And this activity will likely increase if, as expected, the New York Stock Exchange amends Rule 452 to eliminate the broker discretionary vote for the election of directors.
The government said that it wanted to "prevent the waste of judicial resources" and that it was confident the amended rule would "fully address the court's concerns".
At the very opening of Congress in 1975, my colleagues and I announced our proposal to amend Rule 22, and threatened to force a majority vote to end a filibuster on the change if the minority tried to block it.
So Ms. Pearl, who is now 58, came up with this ingenious calculus of reading: "Now I have an amended Rule of 50: If you're 50 years of age and under, you follow the original rule.
In other words, for every situation where compliance with some rule would not produce the greatest expected good, rule-consequentialism seems driven to favor instead compliance with some amended rule that does not miss out on producing the greatest expected good in the case at hand.
To ensure that unaccredited investors do not participate in these offerings, the JOBS Act mandated the SEC to amend Rule 506 to require companies to take reasonable steps to verify accredited investor status.
Countries may ask other amended rules of their own.
